diff --git a/buildout.cfg b/buildout.cfg
index 60544df..256c928 100644
--- a/buildout.cfg
+++ b/buildout.cfg
@@ -2,6 +2,19 @@
 extends = https://raw.github.com/collective/buildout.plonetest/master/test-4.3.x.cfg
 package-name = plone.app.discussion
 package-extras = [test]
+parts +=
+    mkrelease
+    pocompile
+
+[mkrelease]
+recipe = zc.recipe.egg
+eggs = jarn.mkrelease
+
+[pocompile]
+recipe = zc.recipe.egg
+eggs = zest.pocompile
 
 [versions]
 plone.app.discussion =
+zope.interface = 3.6.1
+